pub struct NonSendMarker(/* private fields */);Expand description
A dummy type that is !Send, to force systems to run on the main thread.
Trait Implementations§
impl ReadOnlySystemParam for NonSendMarker
Source§impl SystemParam for NonSendMarker
impl SystemParam for NonSendMarker
Source§type Item<'w, 's> = NonSendMarker
type Item<'w, 's> = NonSendMarker
The item type returned when constructing this system param.
The value of this associated type should be
Self, instantiated with new lifetimes. Read moreSource§fn init_state(_world: &mut World) -> <NonSendMarker as SystemParam>::State
fn init_state(_world: &mut World) -> <NonSendMarker as SystemParam>::State
Creates a new instance of this param’s
State.Source§fn init_access(
_state: &<NonSendMarker as SystemParam>::State,
system_meta: &mut SystemMeta,
_component_access_set: &mut FilteredAccessSet,
_world: &mut World,
)
fn init_access( _state: &<NonSendMarker as SystemParam>::State, system_meta: &mut SystemMeta, _component_access_set: &mut FilteredAccessSet, _world: &mut World, )
Source§unsafe fn get_param<'world, 'state>(
_state: &'state mut <NonSendMarker as SystemParam>::State,
_system_meta: &SystemMeta,
_world: UnsafeWorldCell<'world>,
_change_tick: Tick,
) -> Result<<NonSendMarker as SystemParam>::Item<'world, 'state>, SystemParamValidationError>
unsafe fn get_param<'world, 'state>( _state: &'state mut <NonSendMarker as SystemParam>::State, _system_meta: &SystemMeta, _world: UnsafeWorldCell<'world>, _change_tick: Tick, ) -> Result<<NonSendMarker as SystemParam>::Item<'world, 'state>, SystemParamValidationError>
Creates a parameter to be passed into a
SystemParamFunction. Read moreSource§fn apply(state: &mut Self::State, system_meta: &SystemMeta, world: &mut World)
fn apply(state: &mut Self::State, system_meta: &SystemMeta, world: &mut World)
Applies any deferred mutations stored in this
SystemParam’s state.
This is used to apply Commands during ApplyDeferred.Source§fn queue(
state: &mut Self::State,
system_meta: &SystemMeta,
world: DeferredWorld<'_>,
)
fn queue( state: &mut Self::State, system_meta: &SystemMeta, world: DeferredWorld<'_>, )
Queues any deferred mutations to be applied at the next
ApplyDeferred.Auto Trait Implementations§
impl !Send for NonSendMarker
impl !Sync for NonSendMarker
impl Freeze for NonSendMarker
impl RefUnwindSafe for NonSendMarker
impl Unpin for NonSendMarker
impl UnsafeUnpin for NonSendMarker
impl UnwindSafe for NonSendMarker
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